The Stainless Works 4-way collector is made from 304 stainless steel with a smooth-flow taper, configured for four 1-3/4-inch ID primaries and a 2-1/2-inch OD collector outlet. It provides corrosion-resistant construction, a lifetime warranty and US manufacturing, delivering a sturdy merge component for exhaust header applications that combine four primaries into a single moderately sized outlet.
Stainless Works 4 way collector-1 3/4in inlet 2 1/2in od outlet